Finding the Fourth Proportional to 76,843,996.18, 106,044,397.66 and 41,561,840.68
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Solution
The fourth proportional to 76,843,996.18, 106,044,397.66 and 41,561,840.68 is: 57,355,168.65
Step by Step Solution
- Step 1: Write the proportion equation
76,843,996.18 : 106,044,397.66 = 41,561,840.68 : x - Step 2: Convert to fraction form
76,843,996.18/106,044,397.66 = 41,561,840.68/x - Step 3: Cross multiply
76,843,996.18x = 106,044,397.66 × 41,561,840.68 - Step 4: Simplify right side
76,843,996.18x = 4,407,400,360,551,484.50 - Step 5: Solve for x
x = 4,407,400,360,551,484.50/76,843,996.18 - Step 6: Final answer
x = 57,355,168.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.